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Old March 22nd, 2010, 08:23 PM
mattathayde's Avatar
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Hookah Master
Join Date: Apr 2008
Location: Richmond/Yorktown VA
Posts: 3,779
Default Re: I need help finding a new vase.

Originally Posted by hookahfire View Post
very true, but you never know when there is a weak spot.
well there is a way to see the stress in glass by using 2 polarizing filters crisscrossed (IIRC) and you will be able to see kind of lines in the glass. not going to start a big debate but there is a large amount of glass coming to us that is not annealed properly along with every other issue you can have with glass that is being pushed off onto us as "quality" products

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